VDB

CISA-2026-30851

CISA-2026-30851 PUBLISHED CVSS 8.1 HIGH

Reported by GitHub_M · Published March 7, 2026

Caddy is an extensible server platform that uses TLS by default. From version 2.10.0 to before version 2.11.2, forward_auth copy_headers does not strip client-supplied headers, allowing identity injection and privilege escalation. This issue has been patched in version 2.11.2.

Risk Scores

CVSS 3.1
8.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Affected Products

VendorProductVersions
caddyservercaddy>= 2.10.0, < 2.11.2
caddyservercaddy*, *

Timeline

  • Mar 7, 2026 CVE Published
  • Mar 9, 2026 CVE Updated
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